APEX Plus 1.5″ HVAC Plenum Access Doors

1.5 Inch HVAC Plenum Access Doors

 The 1.5" Apex Plus HVAC Plenum Access Doors are the perfect fit for those economic air handlers that use the 1.5" thick wall construction. The PA15 Series Doors are available in through metal and non-through-metal thermal break technology. Also choose between our in-swing and out-swing options for positive and negative pressure environments. ETL tested and complies with UL 1995 safety standard for heating and cooling.

  • ETL tested‚ UL 1995
  • 6063-T5 extruded aluminum frames
  • Stainless steel piano hinge
  • 20 gauge galvanized steel panels standard
  • Polyurethane foam insulation
  • One piece Santoprene gasket, a UL recognized component


Certifications & Compliance

1.5 Inch Non-Thermal HVAC Plenum Access Door

The non-thermal break 1.5″ Apex Plus Doors deliver superior sealing with the knife like edge that pushes into the gasket. Manufactured using a stainless steel hinge and closed end rivets increasing durability and leakage performance.

Modular Framing: The PA15 door is recommended for 45 mm commercial HVAC modular framing.


1.5 Inch Thermal-Break HVAC Plenum Access Door

The 1.5″ Aplex Plus Access Door with ITM4's thermal break technology uses a pour and debridge method in the aluminum door panel and door mounting frame extrusions. Our PA15 Series Doors are widely used in the industry and are highly respected as the quality thermal break door for air handling units with 1.5″ wall thickness and critical environments on a budget. The optional secondary gasket is available to meet those dual gasket requirements and minimizes condensation around the door perimeter.

Modular Framing: The PA15 door is recommended for 45 mm commercial HVAC modular framing.




Polyurethane Foam

The APEX Plus Access Doors include industry approved polyurethane foam insulation for a superior seal, thermal characteristics and door rigidity to meet stringent Indoor Air Quality applications for today and into the future. Learn more about our Polyurethane Foam.

Latch TechnologyVentlok and Allegis Latches

At ITM4 we use Ventlok and Allegis Latches to give you the custom fit you need while maintaining the tightest seal in the industry. Our engineering team will help you select the most appropriate latch for your project. Learn more about our Latch Solutions.

Viewport Apex TechnologyViewport Ready

Our Viewports offer increased visibility and accessibility to any Apex door. Designed to fit existing Apex products or custom products our thermal break and non thermal break viewports are easy to install or replace in the field. Learn more about Viewports.

Custom Sizing

Our APEX doors, viewports, and plenum walls can be custom built to meet your specifications. We can create a custom sizing solution for any project. Contact us directly or become a Member to learn more about our custom options.

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Recommended Upgrade

ITM4 HVAC Viewport

 Increase safety and accessibility with an ITM4 Viewport.

  • Standard and Custom sizing available
  • A variety of UV rated glass to choose from.
  • Quick & easy replacement of broken glass.

Learn More About ITM4 HVAC Viewports

Learn more about ITM4

If you want to learn more about our products and solutions, or how we can assist you please call our Customer Service Department at 763-497-0842 or visit our contact us page.


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